diff --git a/notebooks/uebung_regex.ipynb b/notebooks/uebung_regex.ipynb
index 9d9d2404a7f3c89853c4bdb4dcd2ea1a11f69a2d..33461d5d4a0b6711a2ea30a69c814f812ba922f3 100644
--- a/notebooks/uebung_regex.ipynb
+++ b/notebooks/uebung_regex.ipynb
@@ -21,7 +21,7 @@
     "Ändern Sie den folgenden regulären Ausdruck, so dass alle \n",
     "positiven Muster erkannt werden, aber kein negatives Muster.\n",
     "\"\"\"\n",
-    "muster = re.compile(\"ap.*t\") \n",
+    "muster = re.compile(\" \") \n",
     "positive = [\n",
     "    \"rap them\",\n",
     "    \"tapeth\",\n",